zephyr/drivers/ethernet/eth_nxp_s32_netc_vsi.c

203 lines
6.6 KiB
C

/*
* Copyright 2022 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#define LOG_LEVEL CONFIG_ETHERNET_LOG_LEVEL
#include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(nxp_s32_eth_vsi);
#include <zephyr/kernel.h>
#include <zephyr/device.h>
#include <zephyr/drivers/mbox.h>
#include <zephyr/drivers/pinctrl.h>
#include <zephyr/net/ethernet.h>
#include <zephyr/net/net_if.h>
#include <zephyr/net/net_pkt.h>
#include <zephyr/net/phy.h>
#include <ethernet/eth_stats.h>
#include <soc.h>
#include <Netc_Eth_Ip.h>
#include <Netc_Eth_Ip_Irq.h>
#include <Netc_EthSwt_Ip.h>
#include "eth.h"
#include "eth_nxp_s32_netc_priv.h"
#define VSI_NODE(n) DT_NODELABEL(enetc_vsi##n)
#define TX_RING_IDX 0
#define RX_RING_IDX 0
static void nxp_s32_eth_iface_init(struct net_if *iface)
{
const struct device *dev = net_if_get_device(iface);
struct nxp_s32_eth_data *ctx = dev->data;
const struct nxp_s32_eth_config *cfg = dev->config;
const struct nxp_s32_eth_msix *msix;
#if defined(CONFIG_NET_IPV6)
static struct net_if_mcast_monitor mon;
net_if_mcast_mon_register(&mon, iface, nxp_s32_eth_mcast_cb);
#endif /* CONFIG_NET_IPV6 */
/*
* For VLAN, this value is only used to get the correct L2 driver.
* The iface pointer in context should contain the main interface
* if the VLANs are enabled.
*/
if (ctx->iface == NULL) {
ctx->iface = iface;
}
Netc_Eth_Ip_SetMacAddr(cfg->si_idx, (const uint8_t *)ctx->mac_addr);
net_if_set_link_addr(iface, ctx->mac_addr, sizeof(ctx->mac_addr), NET_LINK_ETHERNET);
LOG_INF("SI%d MAC: %02x:%02x:%02x:%02x:%02x:%02x", cfg->si_idx,
ctx->mac_addr[0], ctx->mac_addr[1], ctx->mac_addr[2],
ctx->mac_addr[3], ctx->mac_addr[4], ctx->mac_addr[5]);
ethernet_init(iface);
/* Assumes PSI is already started and link is up, iface will auto-start after init */
net_eth_carrier_on(iface);
for (int i = 0; i < NETC_MSIX_EVENTS_COUNT; i++) {
msix = &cfg->msix[i];
if (msix->mbox_channel.dev != NULL) {
if (mbox_set_enabled(&msix->mbox_channel, true)) {
LOG_ERR("Failed to enable MRU channel %u", msix->mbox_channel.id);
}
}
}
}
static const struct ethernet_api nxp_s32_eth_api = {
.iface_api.init = nxp_s32_eth_iface_init,
.get_capabilities = nxp_s32_eth_get_capabilities,
.set_config = nxp_s32_eth_set_config,
.send = nxp_s32_eth_tx
};
BUILD_ASSERT(DT_NUM_INST_STATUS_OKAY(nxp_s32_netc_vsi) == 1, "Only one VSI enabled supported");
#define NETC_VSI_INSTANCE_DEFINE(n) \
NETC_GENERATE_MAC_ADDRESS(VSI_NODE(n), n) \
\
static void nxp_s32_eth##n##_rx_callback(const uint8_t unused, const uint8_t ring) \
{ \
const struct device *dev = DEVICE_DT_GET(VSI_NODE(n)); \
const struct nxp_s32_eth_config *cfg = dev->config; \
struct nxp_s32_eth_data *ctx = dev->data; \
\
if (ring == cfg->rx_ring_idx) { \
k_sem_give(&ctx->rx_sem); \
} \
} \
\
static Netc_Eth_Ip_StateType nxp_s32_eth##n##_state; \
Netc_Eth_Ip_VsiToPsiMsgType nxp_s32_eth##n##_vsi2psi_msg \
__aligned(FEATURE_NETC_ETH_VSI_MSG_ALIGNMENT); \
static Netc_Eth_Ip_MACFilterHashTableEntryType \
nxp_s32_eth##n##_mac_filter_hash_table[CONFIG_ETH_NXP_S32_MAC_FILTER_TABLE_SIZE]; \
\
NETC_RX_RING(n, TX_RING_IDX, CONFIG_ETH_NXP_S32_RX_RING_LEN, \
CONFIG_ETH_NXP_S32_RX_RING_BUF_SIZE); \
NETC_TX_RING(n, RX_RING_IDX, CONFIG_ETH_NXP_S32_TX_RING_LEN, \
CONFIG_ETH_NXP_S32_TX_RING_BUF_SIZE); \
\
static const Netc_Eth_Ip_RxRingConfigType nxp_s32_eth##n##_rxring_cfg[1] = { \
{ \
.RingDesc = nxp_s32_eth##n##_rxring0_desc, \
.Buffer = nxp_s32_eth##n##_rxring0_buf, \
.ringSize = CONFIG_ETH_NXP_S32_RX_RING_LEN, \
.maxRingSize = CONFIG_ETH_NXP_S32_RX_RING_LEN, \
.bufferLen = CONFIG_ETH_NXP_S32_TX_RING_BUF_SIZE, \
.maxBuffLen = CONFIG_ETH_NXP_S32_TX_RING_BUF_SIZE, \
.TimerThreshold = CONFIG_ETH_NXP_S32_RX_IRQ_TIMER_THRESHOLD, \
.PacketsThreshold = CONFIG_ETH_NXP_S32_RX_IRQ_PACKET_THRESHOLD, \
.Callback = nxp_s32_eth##n##_rx_callback, \
} \
}; \
static const Netc_Eth_Ip_TxRingConfigType nxp_s32_eth##n##_txring_cfg[1] = { \
{ \
.RingDesc = nxp_s32_eth##n##_txring0_desc, \
.Buffer = nxp_s32_eth##n##_txring0_buf, \
.ringSize = CONFIG_ETH_NXP_S32_TX_RING_LEN, \
.maxRingSize = CONFIG_ETH_NXP_S32_TX_RING_LEN, \
.bufferLen = CONFIG_ETH_NXP_S32_TX_RING_BUF_SIZE, \
.maxBuffLen = CONFIG_ETH_NXP_S32_TX_RING_BUF_SIZE, \
} \
}; \
\
static const Netc_Eth_Ip_StationInterfaceConfigType nxp_s32_eth##n##_si_cfg = { \
.NumberOfRxBDR = 1, \
.NumberOfTxBDR = 1, \
.txMruMailboxAddr = NULL, \
.rxMruMailboxAddr = (uint32_t *)MRU_MBOX_ADDR(VSI_NODE(n), rx), \
.RxInterrupts = (uint32_t)true, \
.TxInterrupts = (uint32_t)false, \
.MACFilterTableMaxNumOfEntries = CONFIG_ETH_NXP_S32_MAC_FILTER_TABLE_SIZE, \
.VSItoPSIMsgCommand = &nxp_s32_eth##n##_vsi2psi_msg, \
}; \
\
static struct nxp_s32_eth_data nxp_s32_eth##n##_data = { \
.mac_addr = DT_PROP_OR(VSI_NODE(n), local_mac_address, {0}), \
}; \
\
static const struct nxp_s32_eth_config nxp_s32_eth##n##_cfg = { \
.netc_cfg = { \
.SiType = NETC_ETH_IP_VIRTUAL_SI, \
.siConfig = &nxp_s32_eth##n##_si_cfg, \
.stateStructure = &nxp_s32_eth##n##_state, \
.paCtrlRxRingConfig = &nxp_s32_eth##n##_rxring_cfg, \
.paCtrlTxRingConfig = &nxp_s32_eth##n##_txring_cfg, \
}, \
.si_idx = n, \
.tx_ring_idx = TX_RING_IDX, \
.rx_ring_idx = RX_RING_IDX, \
.msix = { \
NETC_MSIX(VSI_NODE(n), rx, Netc_Eth_Ip_##n##_MSIX_RxEvent), \
}, \
.mac_filter_hash_table = &nxp_s32_eth##n##_mac_filter_hash_table[0], \
.generate_mac = nxp_s32_eth##n##_generate_mac, \
}; \
\
ETH_NET_DEVICE_DT_DEFINE(VSI_NODE(n), \
nxp_s32_eth_initialize_common, \
NULL, \
&nxp_s32_eth##n##_data, \
&nxp_s32_eth##n##_cfg, \
CONFIG_ETH_NXP_S32_VSI_INIT_PRIORITY, \
&nxp_s32_eth_api, \
NET_ETH_MTU)
#if DT_NODE_HAS_STATUS(VSI_NODE(1), okay)
NETC_VSI_INSTANCE_DEFINE(1);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(2), okay)
NETC_VSI_INSTANCE_DEFINE(2);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(3), okay)
NETC_VSI_INSTANCE_DEFINE(3);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(4), okay)
NETC_VSI_INSTANCE_DEFINE(4);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(5), okay)
NETC_VSI_INSTANCE_DEFINE(5);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(6), okay)
NETC_VSI_INSTANCE_DEFINE(6);
#endif
#if DT_NODE_HAS_STATUS(VSI_NODE(7), okay)
NETC_VSI_INSTANCE_DEFINE(7);
#endif